Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kc2 draw
3 Kc3 draw
4 Kc4 draw
5 Kd2 draw
6 Kd4 draw
7 Ke2 draw
8 Ke3 draw
9 Ke4 draw
10 Ra4 draw
11 Re4 draw
12 Rf1 draw
13 Rf2 draw
14 Rf3 draw
15 Rf5 draw
16 Rf6 draw
17 Rg4 draw
18 Rh4 draw
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves